Guardex Stain & Scale I & II.
Also, watch the amount of shock you are using at this point. Staining may be boosted by having a lower alaklinity, having metals in the water and then shocking.
Guardex Stain & Scale I & II.
Also, watch the amount of shock you are using at this point. Staining may be boosted by having a lower alaklinity, having metals in the water and then shocking.